DA-31-153-4 | 1-35# SPDT Merc Pres Switch | Dwyer Instruments Action_350DEG F Open/250DEG F Close and extend the lifespan of

and extend the lifespan of the HVAC system

the RLS154 ensures longevity in demanding environments

Small Lug for aluminum or copper wire

PRESS REDUCING VLV

and secure locking mechanisms

DA-31-153-4 | 1-35# SPDT Merc Pres Switch | Dwyer Instruments Action_350DEG F Open/250DEG F Close and extend the lifespan of**Dwyer Instruments DA 31 153 4 SPDT Mercury Pressure Switch** Dwyer Instruments DA 31 153 4 is a 1 35# SPDT Mercury Pressure Switch designed for precise pressure sensing and control in demanding industrial applications. This switch is engineered with a durable construction and reliable operation, ensuring accuracy and longevity. The DA 31 153 4 features a single pole, double throw (SPDT) design, providing versatile switching capabilities for